The line graphed on the grid represents the first of two equations in a system of linear equations. If the graph of the second equation in the system passes through the points (-12, 20) and (4, 12), which statement is true?

the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.

Idon’t have want a lot more

How much is 32 out of 40 written as a percentage? convert fraction (ratio) 32 / 40 answer:   80%

Ithink it is15not sure tho